一一映射 in English yi1 yi1 ying4 she4 Meaning

Meanings

• bijective map (that is to say map between sets in mathematics that is one-to-one and onto)
• one-to-one correspondence

Pinyin

yi1 yi1 ying4 she4

Literal

Literal explanation, with pronunciation and meaning of each character.

一yi1one 一yi1one 映ying4to reflect (light) 射she4old variant of 射[she4]